1144146224 has 60 divisors (see below), whose sum is σ = 2504924496. Its totient is φ = 505080576.

The previous prime is 1144146209. The next prime is 1144146229. The reversal of 1144146224 is 4226414411.

It is not an unprimeable number, because it can be changed into a prime (1144146229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52994 + ... + 71390.

Almost surely, 2^1144146224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1144146224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1252462248).

1144146224 is an abundant number, since it is smaller than the sum of its proper divisors (1360778272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1144146224 is a wasteful number, since it uses less digits than its factorization.

1144146224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18454 (or 18435 counting only the distinct ones).

The product of its digits is 6144, while the sum is 29.

The square root of 1144146224 is about 33825.2305831017. The cubic root of 1144146224 is about 1045.9088646108.

The spelling of 1144146224 in words is "one billion, one hundred forty-four million, one hundred forty-six thousand, two hundred twenty-four".